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westey e224f06e60 .NET: Update models used in dotnet samples to gpt-5.4-mini (#5080 )

* Update models used in dotnet samples to gpt-5.4-mini

* Fix additional missed sample

e224f06e60 · 2026-04-07 15:34:00 +00:00

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Agent_Step21_WebSearch.csproj

.NET: Rename Microsoft.Agents.AI.AzureAI to Microsoft.Agents.AI.Foundry and consolidate FoundryMemory (#5042 )

2026-04-02 01:25:24 +00:00

Program.cs

.NET: Update models used in dotnet samples to gpt-5.4-mini (#5080 )

2026-04-07 15:34:00 +00:00

README.md

.NET: Update models used in dotnet samples to gpt-5.4-mini (#5080 )

2026-04-07 15:34:00 +00:00

README.md

Web Search with the Responses API

This sample shows how to use the Web Search tool with a ChatClientAgent using the Responses API directly.

What this sample demonstrates

Using HostedWebSearchTool with ChatClientAgent
Processing web search citations and annotations
Extracting URL citation details (title, URL) from responses

Prerequisites

.NET 10 SDK or later
Microsoft Foundry service endpoint and deployment configured
Azure CLI installed and authenticated (az login)

Set the following environment variables:

$env:AZURE_AI_PROJECT_ENDPOINT="https://your-foundry-service.services.ai.azure.com/api/projects/your-foundry-project"
$env:AZURE_AI_MODEL_DEPLOYMENT_NAME="gpt-5.4-mini"

Run the sample

dotnet run